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How to scale Docker containers in production
...onnor The mesosphere/mesos-docker project has been deprecated and replaced by mesosphere/deimos: github.com/mesosphere/deimos
– Ross Allen
Jun 23 '14 at 23:16
1
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How do I get the coordinates of a mouse click on a canvas element?
... Add usage for someone like me: var canvas = document.getElementById('canvasID'); canvas.addEventListener("mousedown", function (e) { getCursorPosition(canvas, e);});
– SnowOnion
Jun 22 '18 at 5:57
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What is the best (idiomatic) way to check the type of a Python variable? [duplicate]
...ator. However, type checking (if you want to call it that) is usually done by wrapping a type-specific test in a try-except clause, as it's not so much the type of the variable that's important, but whether you can do a certain something with it or not.
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Java Generics: Cannot cast List to List? [duplicate]
...e.
In the first case, imagine that the code did compile, and was followed by:
b1.add(new SomeOtherTree());
DataNode node = a1.get(0);
What would you expect to happen?
You can do this:
List<DataNode> a1 = new ArrayList<DataNode>();
List<? extends Tree> b1 = a1;
... because t...
What does (x ^ 0x1) != 0 mean?
...is implicit (doesn't require cast syntax). But no conversion is triggered by bitwise operators, they simply fail for floating-point types.
– Ben Voigt
Dec 20 '13 at 5:37
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Calculate the center point of multiple latitude/longitude coordinate pairs
... @Alnitak Here we want to search the center of the area circumscribed by the coordinates. Are you sure you commented on the right place?
– LowFieldTheory
Jul 31 '15 at 0:19
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How to determine if Javascript array contains an object with an attribute that equals a given value?
...` not boolean
}
See my jsfiddle link There is a polyfill for IE provided by mozilla
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How to create a zip file in Java
...Stream(f));
ZipEntry e = new ZipEntry("mytext.txt");
out.putNextEntry(e);
byte[] data = sb.toString().getBytes();
out.write(data, 0, data.length);
out.closeEntry();
out.close();
This will create a zip in the root of D: named test.zip which will contain one single file called mytext.txt. Of cours...
Facebook access token server-side validation for iPhone app
...ps://graph.facebook.com/app/?access_token=[user_access_token] as described by Get application id from user access token (or verify the source application for a token).
This appears to be an undocumented feature, but returns JSON containing the id of the app the token was generated for. If the toke...
java.sql.SQLException: Incorrect string value: '\xF0\x9F\x91\xBD\xF0\x9F…'
...ter, utf8 cannot store the character at all,
while utf8mb4 requires four bytes to store it. Since utf8 cannot store
the character at all, you do not have any supplementary characters in
utf8 columns and you need not worry about converting characters or
losing data when upgrading utf8 data fr...